Freescale Semiconductor e200z3 Reference Manual page 385

10.4.8 Watchpoint Trigger Register (WT)
The watchpoint trigger register, shown in
Nexus1 logic to trigger actions. These watchpoints can control program and/or data trace enable and
disable. The WT bits can be used to produce an address related window for triggering trace messages.
31 29 28
Field PTS
Reset
R/W
Number
Table 10-17 details the watchpoint trigger register fields.
Bits Name
31–29 PTS
28–26 PTE
25–23 DTS
Freescale Semiconductor
Figure 10-11, allows the watchpoints defined within the e200z3
26 25 23 22 20 19
PTE DTS DTE
Figure 10-11. Watchpoint Trigger Register (WT)
Table 10-17. WT Field Descriptions
Program trace start control
000 Trigger disabled
001 Use watchpoint #0 (IAC1 from Nexus1)
010 Use watchpoint #1 (IAC2 from Nexus1)
011 Use watchpoint #2 (IAC3 from Nexus1)
100 Use watchpoint #3 (IAC4 from Nexus1)
101 Use watchpoint #4 (DAC1 from Nexus1)
110 Use watchpoint #5 (DAC2 from Nexus1)
111 Use watchpoint #6 or #7 (DCNT1 or DCNT2 from Nexus1)
Program trace end control
000 Trigger disabled
001 Use watchpoint #0 (IAC1 from Nexus1)
010 Use watchpoint #1 (IAC2 from Nexus1)
011 Use watchpoint #2 (IAC3 from Nexus1)
100 Use watchpoint #3 (IAC4 from Nexus1)
101 Use watchpoint #4 (DAC1 from Nexus1)
110 Use watchpoint #5 (DAC2 from Nexus1)
111 Use watchpoint #6 or #7 (DCNT1 or DCNT2 from Nexus1)
Data trace start control
(not in e200z335)
000 Trigger disabled
001 Use watchpoint #0 (IAC1 from Nexus1)
010 Use watchpoint #1 (IAC2 from Nexus1)
011 Use watchpoint #2 (IAC3 from Nexus1)
100 Use watchpoint #3 (IAC4 from Nexus1)
101 Use watchpoint #4 (DAC1 from Nexus1)
110 Use watchpoint #5 (DAC2 from Nexus1)
111 Use watchpoint #6 or #7 (DCNT1 or DCNT2 from Nexus1)
e200z3 Power Architecture Core Reference Manual, Rev. 2
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All zeros
Read/Write
0xB
Description
Nexus3/Nexus2+ Module
0
10-19